5th Grade The Sun

Why do scientists study the sun so closely instead of other stars?

• It is bigger than any other star.

• It is closer to us than any other star.

• It is the only star in the universe.

Why does the sun look different from the Earth than it does from Pluto?

• Pluto is bigger and closer to the sun than Earth.

• Earth is farther away from the sun than Pluto.

• Pluto is farther away from the sun than Earth.

What part of the sun is the hottest?

• Photosphere

• Corona

• Core

What causes an eclipse?

• When the moon comes between the Earth and the sun, blocking the sun's rays.

• When the sun comes between the Earth and the moon, blocking the moon's rays.

• When the Earth comes between the moon and the sun, blocking the sun's rays.

What can we see during an eclipse that is hidden at other times?

• The core of the sun

• The sun's shadow

• The Chromosphere

How is a flare different from a prominence?

• A flare lasts for days and a prominence lasts for only a few minutes.

• A flare lasts for only a few minutes and a prominence lasts for hours or days or weeks.

• A flare is a cold spot on the sun and a prominence is a hot spot.

How is the sun essential to life on Earth?

• Our weather and climate depend on it.

• Green plants need it to make food.

• Both of these answers are correct.

What planet in the Solar System is the third closest to the sun?

• Saturn

• Mars

• Earth

What do scientists use to study the corona?

• coronograph

• telegraph

• chromograph

Never look directly at the ____ or you might damage your eyes.

• sun

• atmosphere

• Solar System